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OpenStudy (anonymous):
7(c+4)=?
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OpenStudy (saifoo.khan):
7c + 28
OpenStudy (anonymous):
7c+28 c= -28/7 c=(-4)
OpenStudy (saifoo.khan):
that is a expression not equation @anuska.
OpenStudy (anonymous):
oh, sorry,, now answer is 7c+28(it's so easy sum )
OpenStudy (saifoo.khan):
Right ^.^
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OpenStudy (anonymous):
can you simplify 105=7c+28
OpenStudy (saifoo.khan):
7c = 105 -28 7c = 77 c = 77/7 c = 11
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